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In a 5 litre solution of water and HCl, content of HCl is 20%. In order to attain a desirable result, strong HCl is required. Hence, 10 litres of 100% pure HCl is added. What is the strength of HCl in the mixture now?
H2S+Cl2→ S+ 2HCl,বিক্রিয়াটিতে-i. S2- জারিত হয়েছেii. H+ জারিত হয়েছেiii. Cl2 জারকনিচের কোনটি সঠিক?
Dr. Xman is diluting concentrated HCl acid by mixing water in it. The quantity of mixture is 32 l. The ratio of concentrated HCl to water is 7 ∶ 1. If 3 l of water is added to the mixture, the ratio of HCl to water changes to new ratio. If he want to change back the new ratio to the original value, how much concentrated HCl is to be added?
Which of the following are essential for a good combustion chamber of turbojet engine? 1. It should allow complete combustion of fuel. 2. It should maintain sufficiently high temperature in the zone of combustion in addition to proper atomization of fuel thus leading to continuous combustion. 3. It should not have high rate of combustion. 4. The pressure drop should be as small as possible
NaCl কে এর সাথে উত্তপ্ত করলে নিম্নের সমীকরণ অনুসারে HCl উৎপন্ন হয়। 2NaCl + H2SO4 = 2HCl + Na2SO4 50 গ্রাম NaCl হতে কত গ্রাম HCl পাওয়া যাবে?
In the reaction H2O2 + Cl2 -----> 2HCl + O2, H2O2 acts as
For the reaction, A = X + Y, the respective concentrations are CA, CX and CY. The forward reaction rate constant is kf and the backward reaction rate constant is kb. Choose the correct statement from the following:
P. At equilibrium, kf CA > kB CxCy
Q. If the reaction is irreversible than, kb CXCY = 0
R. The backward reaction rate will essentially be first order, if the forward reaction rate is first order.
S. Activation energy for the first order forward reaction will be independent of temperature.
A reactor is supplied with 2 streams both at the rate 5 mole, one has 40% Cl2 and 60% N2, and another has pure C2H6, if the product has C2H5Cl, HCl and N2 at the rate 20 mole, what is the percentage of HCl in products?
Consider the following statements: Combustion chamber is 1. the volume between TDC and BDC during the combustion process 2. the space enclosed between the upper part of the cylinder and the top of the piston during the combustion process 3. the space enclosed between TDC and the top of the piston during the combustion process Which of the above statements is/are CORRECT?
Louis Pasteur mixes two acids HCL and HNO3 in the ratio 7 ∶ 5 and filled it in a container. When 9 liters of solution is taken out and the can is filled with HNO3, the ratio of HCL and HNO3 becomes 7 ∶ 9. How many liters of HCL was contained by the container initially?